TY  - GEN
AU  - Khan , waseemullah
TI  - Fundamentals of job contral language for the IBM mainframe
SN  - 9788120313798
U1  - 005.32 
PY  - 1998///
CY  - New Delhi
PB  - Printice Hall of India
KW  - COMPUTER PROGRAMMING
KW  - COMPUTER SCIENCE
KW  - IBM MAINFRAME
ER  -